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From: Christoph Haller <ch@rodos.fzk.de>
To: jtr@uni-bonn.de
Cc: pgsql-sql@postgresql.org
Subject: Re: Aggregates not allowed in WHERE clause?
Date: Wed, 19 Jun 2002 10:18:38 METDST
Message-ID: <200206190818.KAA10200@rodos> (raw)
In-Reply-To: <874rfzr8xj.fsf@waffel.germanistik.uni-bonn.de>

Joachim, 
Try 

SELECT kvvnr, semester FROM lv 
WHERE semester = (SELECT MAX(semester) FROM lf_sem) ; 

Are you sure the MAX function will work on your 
text resp. char/varchar attribute 'semester'? 

Regards, Christoph 

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